// #docregion
module.exports = function (config) {

    var appBase = 'app/';       // transpiled app JS and map files
    var appSrcBase = 'app/';       // app source TS files
    var appAssets = '/base/app/'; // component assets fetched by Angular's compiler

    config.set({
        basePath: '',
        frameworks: ['jasmine'],
        plugins: [
          require('karma-jasmine'),
          require('karma-chrome-launcher'),
          require('karma-jasmine-html-reporter'), // click "Debug" in browser to see it
          require('karma-htmlfile-reporter') // crashing w/ strange socket error
        ],

        customLaunchers: {
            // From the CLI. Not used here but interesting
            // chrome setup for travis CI using chromium
            Chrome_travis_ci: {
                base: 'Chrome',
                flags: ['--no-sandbox']
            }
        },
        files: [
          // System.js for module loading
          'node_modules/systemjs/dist/system.src.js',

          // Polyfills
          'node_modules/core-js/client/shim.js',
          'node_modules/reflect-metadata/Reflect.js',

          // zone.js
          'node_modules/zone.js/dist/zone.js',
          'node_modules/zone.js/dist/long-stack-trace-zone.js',
          'node_modules/zone.js/dist/proxy.js',
          'node_modules/zone.js/dist/sync-test.js',
          'node_modules/zone.js/dist/jasmine-patch.js',
          'node_modules/zone.js/dist/async-test.js',
          'node_modules/zone.js/dist/fake-async-test.js',

          // RxJs
          { pattern: 'node_modules/rxjs/**/*.js', included: false, watched: false },
          { pattern: 'node_modules/rxjs/**/*.js.map', included: false, watched: false },

          // Paths loaded via module imports:
          // Angular itself
          { pattern: 'node_modules/@angular/**/*.js', included: false, watched: false },
          { pattern: 'node_modules/@angular/**/*.js.map', included: false, watched: false },

          { pattern: 'systemjs.config.js', included: false, watched: false },
          'karma-test-shim.js',

          // transpiled application & spec code paths loaded via module imports
          { pattern: appBase + '**/*.js', included: false, watched: true },

          // Asset (HTML & CSS) paths loaded via Angular's component compiler
          // (these paths need to be rewritten, see proxies section)
          { pattern: appBase + '**/*.html', included: false, watched: true },
          { pattern: appBase + '**/*.css', included: false, watched: true },

          // Paths for debugging with source maps in dev tools
          { pattern: appSrcBase + '**/*.ts', included: false, watched: false },
          { pattern: appBase + '**/*.js.map', included: false, watched: false },


          {pattern : 'clientapi/*.js', included : false}, //without this, there will be 404. And included should be false. As of current version of Karma, the framework is not smart enough to locate dependencies referenced in app codes.

        ],

        // Proxied base paths for loading assets
        proxies: {
            // required for component assets fetched by Angular's compiler
            "/app/": appAssets
        },

        exclude: [],
        preprocessors: {},
        // disabled HtmlReporter; suddenly crashing w/ strange socket error
        reporters: ['progress'],//'html'],

        // HtmlReporter configuration
        htmlReporter: {
            // Open this file to see results in browser
            outputFile: '_test-output/tests.html',

            // Optional
            pageTitle: 'Unit Tests',
            subPageTitle: __dirname
        },

        port: 3033,
        colors: true,
        logLevel: config.LOG_INFO,
        autoWatch: false,
        browsers: ['Chrome'],
        singleRun: true
    })
}